Algebra 2 Test 2

If the matrices can be multiplied, what dimension is the product? If not, write undefined.

• undefined

• ( 3 x 1 )

• ( 1 x 2 )

• ( 3 x 2 )

Tags

CCSS.HSN.VM.C.8

If the matrices can be multiplied, what dimension is the product? If not, write undefined.

• ( 2 x 2 )

• ( 6 x 2)

• ( 2 x 6 ) )

• ( 3 x 2 )

Tags

CCSS.HSN.VM.C.8

If the matrices can be multiplied, what dimension is the product? If not, write undefined.

• undefined

• ( 2 x 4 )

• ( 2 x 2 )

• ( 4 x 2 )

Tags

CCSS.HSN.VM.C.8

Solve

• 12
  8
• 6
  -4
• -12
  8
• 5
  3

Tags

CCSS.HSN-VM.B.4C

Order of Matrix A=

• 3x2
• 2x3
• 6
• 2x2

A+B=

• 12  0
  -2  9
• 12  0
  -8  9
• 12  0
  2  9
• 32  -4
  15  18

3B =

• 11  5
  -2  6
• 24  6
  15  9
• 24  6
  -15  9
• 11  5
  -8  6

Tags

CCSS.HSN.VM.C.7

2A-B=

• 0  -6
  -1  9
• 0  -2
  2  3
• 0  -2
  -1  9
• -4  0
  2  3

4X=

• 20  -16
  12  -8
• 20  -16
  12  8
• 9  0
  7  2
• 9  0
  7  -6

Tags

CCSS.HSN.VM.C.7

Which of these is NOT defined

• MP
• PM
• MN
• QP

Tags

CCSS.HSN.VM.C.8